Google Talk

Google Talk provides a simple way to connect instantly with your contacts with instant messaging and free PC-to-PC voice calls anywhere in the world. You can even exchange files with your contacts using Google Talk, with no file size restrictions. See and hear friends and family right from within Google Mail, and look and sound your best with high quality audio and video. All you need is a webcam and a small plugin that is easy to download and install. If you don’t have a camera, you can still have free voice conversations over the Internet to your Talk contacts from Google Mail.

Chat with all of your Google Talk and Google Mail contacts in real time

Send files to your contacts. There are no file size or bandwidth restrictions